1 /* 2 * Copyright © 2016 Red Hat 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 */ 23 24 #ifndef ST_NIR_H 25 #define ST_NIR_H 26 27 #include "st_context.h" 28 #include "compiler/shader_enums.h" 29 #include "util/perf/cpu_trace.h" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 struct nir_shader; 36 struct nir_variable; 37 38 bool st_nir_lower_builtin(struct nir_shader *shader); 39 bool st_nir_lower_tex_src_plane(struct nir_shader *shader, unsigned free_slots, 40 unsigned lower_2plane, unsigned lower_3plane); 41 42 bool st_nir_lower_wpos_ytransform(struct nir_shader *nir, 43 struct gl_program *prog, 44 struct pipe_screen *pscreen); 45 46 void st_finalize_nir(struct st_context *st, struct gl_program *prog, 47 struct gl_shader_program *shader_program, 48 struct nir_shader *nir, bool is_before_variants, 49 bool is_draw_shader); 50 51 void st_nir_lower_samplers(struct pipe_screen *screen, struct nir_shader *nir, 52 struct gl_shader_program *shader_program, 53 struct gl_program *prog); 54 void st_nir_lower_uniforms(struct st_context *st, struct nir_shader *nir); 55 56 void 57 st_nir_finish_builtin_nir(struct st_context *st, struct nir_shader *nir); 58 void * 59 st_nir_finish_builtin_shader(struct st_context *st, 60 struct nir_shader *nir); 61 62 void * 63 st_nir_make_passthrough_vs(struct st_context *st, 64 const char *shader_name, 65 unsigned num_vars, 66 const unsigned *input_locations, 67 const gl_varying_slot *output_locations, 68 unsigned sysval_mask); 69 70 void * 71 st_nir_make_clearcolor_shader(struct st_context *st); 72 73 struct nir_variable * 74 st_nir_state_variable_create(struct nir_shader *shader, 75 const struct glsl_type *type, 76 const gl_state_index16 state[STATE_LENGTH]); 77 78 bool st_nir_lower_fog(struct nir_shader *s, enum gl_fog_mode fog_mode, 79 struct gl_program_parameter_list *paramList); 80 bool st_nir_lower_position_invariant(struct nir_shader *s, bool aos, 81 struct gl_program_parameter_list *paramList); 82 83 bool st_nir_unlower_io_to_vars(struct nir_shader *nir); 84 85 #ifdef __cplusplus 86 } 87 #endif 88 89 #endif /* ST_NIR_H */ 90